Matthew 27:54: So when the centurion and those with him, who were guarding Jesus, saw the earthquake and the things that had happened, they feared greatly, saying, “Truly this was the Son of God!”

Mark 15:39: So when the centurion, who stood opposite Him, saw that He cried out like this and breathed His last, he said, “Truly this Man was the Son of God!”Luke 23:47: So when the centurion saw what had happened, he glorified God, saying, “Certainly this was a righteous Man!”

Matthew says that the centurion said "Truly this was the Son of God!", but Mark says that the centurion said "Truly this Man was the Son of God!", and Luke says that the centurion said "Certainly this was a righteous Man!".

Contradictions:1. "Truly this was the Son of God!" != "Truly this Man was the Son of God!"2. "Truly this was the Son of God!" != "Certainly this was a righteous Man!"